Thiophene, 3,4-dimethyl-


Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase BPX-5BP-5Ultra-1HP-1HP-1
Column length (m) 50.50.25.50.50.
Carrier gas   H2HeHe
Substrate      
Column diameter (mm) 0.320.320.20.320.32
Phase thickness (μm) 0.5 0.331.051.05
Tstart (C) 60.60.60.40.40.
Tend (C) 250.250.230.260.260.
Heat rate (K/min) 4.4.2.2.2.
Initial hold (min) 5.    
Final hold (min) 20.    
I 890.887.883.5885.898.
ReferenceBredie, Mottram, et al., 2002Whitfield and Mottram, 2001Farkas, Hradský, et al., 1992Kuo and Ho, 1992Kuo and Ho, 1992, 2
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillary
Active phase OV-1OV-1
Column length (m) 183.183.
Carrier gas  N2
Substrate   
Column diameter (mm) 0.762 
Phase thickness (μm)   
Tstart (C) 0.0.
Tend (C) 230.230.
Heat rate (K/min) 1.1.
Initial hold (min)   
Final hold (min)   
I 888.887.
ReferenceSchreyen, Dirinck, et al., 1976Schreyen, Dirinck, et al., 1976, 2
Comment MSDC-RI MSDC-RI

References

Go To: Top, Van Den Dool and Kratz RI, non-polar column, temperature ramp, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Bredie, Mottram, et al., 2002
Bredie, W.L.P.; Mottram, D.S.; Guy, R.C.E., Effect of temperature and pH on the generation of flavor volatiles in extrusion cooking of wheat flour, J. Agric. Food Chem., 2002, 50, 5, 1118-1125, https://doi.org/10.1021/jf0111662 . [all data]

Whitfield and Mottram, 2001
Whitfield, F.B.; Mottram, D.S., Heterocyclic volatiles formed by heating cysteine or hydrogen sulfide with 4-hydroxy-5-methyl-3(2H)-furanone at pH 6.5, J. Agric. Food Chem., 2001, 49, 2, 816-822, https://doi.org/10.1021/jf0008644 . [all data]

Farkas, Hradský, et al., 1992
Farkas, P.; Hradský, P.; Kovác, M., Novel flavour components identified in the steamn distillate of onion (Allium cepa L.), Z. Lebensm. Unters. Forsch., 1992, 195, 5, 459-462, https://doi.org/10.1007/BF01191718 . [all data]

Kuo and Ho, 1992
Kuo, M.-C.; Ho, C.-T., Volatile constituents of the distilled oils of Welsh onions (Allium fistulosum L. variety Maichuon) and scallions (Allium fistulosum L. variety Caespitosum), J. Agric. Food Chem., 1992, 40, 1, 111-117, https://doi.org/10.1021/jf00013a021 . [all data]

Kuo and Ho, 1992, 2
Kuo, M.-C.; Ho, C.-T., Volatile constituents of the solvent extracts of Welsh onions (Allium fistulosum L. variety Maichuon) and scallions (A. fistulosum L. variety caepitosum), J. Agric. Food Chem., 1992, 40, 10, 1906-1910, https://doi.org/10.1021/jf00022a036 . [all data]

Schreyen, Dirinck, et al., 1976
Schreyen, L.; Dirinck, P.; van Wassenhove, F.; Schamp, N., Analysis of leek volatiles by headspace condensation, J. Agric. Food Chem., 1976, 24, 6, 1147-1152, https://doi.org/10.1021/jf60208a023 . [all data]

Schreyen, Dirinck, et al., 1976, 2
Schreyen, L.; Dirinck, P.; van Wassenhove, F.; Schamp, N., Volatile flavor components of leek, J. Agric. Food Chem., 1976, 24, 2, 336-341, https://doi.org/10.1021/jf60204a056 . [all data]


Notes

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